Firearm



FIG. 1 is a perspective view of a firearm showing my new design;

FIG. 2 is a left-side view thereof;

FIG. 3 is a left-side view thereof showing a buttstock unfolded and extended;

FIG. 4 is a right-side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines showing a sight rail at the top of the firearm in FIGS. 1-4, 5 & 7 are environment to only and form no part of the claimed design. 

The ornamental design for a firearm, as shown and described. 